fs/f2fs/extent_cache.c in the Linux kernel before 4.13 mishandles extent trees, which allows local users to cause a denial of service (BUG) via an application with multiple threads.
4.4.0-1022.224.4.0-127.153~14.04.14.4.0-127.1534.4.0-1060.694.13.0-1005.74.13.0-1002.54.13.0-32.35~16.04.14.4.0-1026.314.4.0-1090.984.4.0-1093.98Exploitability
AV:LAC:LPR:LUI:NScope
S:UImpact
C:NI:NA:HCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H